61
Arnold Mulder: Anoxic ammonia oxidation. Gist Brocades, Bierman and Muserlian, January 7, 1992: US05078884 (21 worldwide citation)

A biological denitrification is provided in which ammonium ion is used as an electron donor in the denitrification. The process may advantageously be used under conditions of high ammonium ion concentrations in waste water or to remove ammonium ion from manure, soil or surface water. Microorganisms ...


62
Arnold Mulder: Anoxic ammonia oxidation. Gist Brocades, Bierman & Muserlian, November 9, 1993: US05259959 (21 worldwide citation)

A biological denitrification is provided in which ammonium ion is used as an electron donor in the denitrification. The process may advantageously be used under conditions of high ammonium ion concentrations in waste water or to remove ammonium ion from manure, soil or surface water. Microorganisms ...


63
Donald A Meyer, Larry Meyer: Manure spreader with vertical expellers. Meyer Manufacturing Corporation, Donald Cayen, March 26, 1996: US05501404 (20 worldwide citation)

An improved manure spreader has two augers that lie in respective channels in the floor of the manure spreader box. The augers are journaled only at the front end of the box. Center and side holddowns overlie portions of the auger peripheries to restrain the augers from rising out of the channels. T ...


64
Mervin G Martin: Manure spreaders. Hedlund Manufacturing Co, Jacobson & Johnson, August 28, 1984: US04467967 (20 worldwide citation)

A manure spreader that includes a generally V-shaped hollow body having a longitudinally positioned auger conveyor rotatively carried near its bottom which can be raised or lowered to break up manure that may bridge over the auger conveyor. The auger conveyor has a set of individual blades arranged ...


65
Victor Simon: Dehydration of manure. William Anthony Drucker, December 14, 1976: US03997388 (20 worldwide citation)

A method and apparatus for the dehydration of cattle and horse manure, cow dung or pig droppings, characterized by the action of a flow of hot air and of ultrasonic radiation along the path of the matter to be dehydrated, and that of microwave radiation at a preferred frequency of 2450 MHz which pro ...


66
Philip A Moore Jr: High-rise laying hen rearing facility and method. Trustees of University of Arkansas and United States of America, Arthur J Needle & Rosenberg P C Plantamura, February 2, 1999: US05865143 (20 worldwide citation)

Atmospheric growing conditions in high-rise animal rearing facilities are proved by spraying liquid alum periodically over the manure collection area. Improved high rise animal rearing facilities provided with a liquid alum treatment delivery system for misting or spraying the liquid alum over the m ...


67
Yvette Pescher, Jean Paul Raes, Sylvain Danda, Bernard Castelas, Fran cedilla ois Rabatel, Jose Morales, Jean Bonfill: Process for the purification of a medium containing organic waste. Rhone Poulenc Chimie, Katherine L Carleton, Jean Louis Seugnet, June 22, 1999: US05914040 (20 worldwide citation)

The present invention relates to a process for the purification of a medium containing organic waste. The process according to the present invention is characterized in that the starting medium (or effluent) containing the organic waste is subjected to the following stages: (i) treatment with at lea ...


68
Rutherford Dwayne C: Ventilating and temperature control system. August 24, 1971: US3601096 (20 worldwide citation)

A ventilating and temperature control system for a closed, rectangular swine house, the swine house having a manure sump filled with water disposed centrally and longitudinally therein. Air inlets, with suitable baffles, are formed longitudinally through the sidewalls into the swine house proximate ...


69
David W Seckler, Judson M Harper, William Wayne Gaynor: Process for recovering feed products from animal manure. Ceres Ecology Corporation, Darby & Darby, April 19, 1977: US04018899 (20 worldwide citation)

A process and apparatus for recovering feed products from animal manure are disclosed wherein the manure is fractionated into a silage component, a high-protein feed supplement, and a third component consisting essentially of insoluble minerals and indigestible cellulosic particles. A slurry of the ...


70
Slijkhuis Harmen, Sanders Johan Pieter Marinus: Method for preparation or extracting amino acids from manure.. Gist Brocades, October 19, 1988: EP0287152-A1 (20 worldwide citation)

A method is provided for preparing or extracting amino acids, in particular L-amino acids such as L-lysine and L-methionine from manure. Manure of domestic farm animals is inoculted with bacteria which are capable of producing the amino acids mentioned. The bacteria are allowed to grow in the manure ...